Navigational warnings on 2012-08-21

UTC day · today

issued
23
cancelled
24
in force at end
313
of these still in force
0

What this reporting period contains

23 messages have issue dates in this period, and 24 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Incidents accounts for 5 of 23 recorded messages (22%), the largest category group in this selection.

HYDROLANT accounts for 10 of 23 recorded messages (43%), the largest source series group in this selection.

Separate updates to the same activity count as separate messages. The original records below show what was reported and when.

Issued · by type

Incidents5
Derelicts3
Surveys3
Other3
Cable ops2
Nav aids1
Missiles1
Towing1
Icebergs1
Exercises1
Quakes1
Debris1

Issued · by sea

Indian Ocean4
North Atlantic Ocean2
South Pacific Ocean2
Eastern China Sea2
Baltic Sea1
Mediterranean Sea - Eastern Basin1
Mediterranean Sea - Western Basin1
Barentsz Sea1

HYDROLANT 10 · HYDROPAC 8 · HYDROARC 2 · NAVAREA IV 2 · USGS earthquakes 1

Issued · 23

Cancelled · 24

Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.

Navigational warnings on 2012-08-21 · seahazards